防水(shui)卷材是佛山防水工(gong)程(cheng)中常用的防水(shui)原材(cai)料(liao)之(zhi)一。隨(sui)著市場的不斷發展,市場上出現了(le)真(zhen)假(jia)防水(shui)卷材(cai)。然而,從(cong)工(gong)程(cheng)施(shi)工(gong)的角(jiao)度來(lai)看,防水(shui)卷材(cai)工(gong)程(cheng)的施(shi)工(gong)方法有很多(duo)種(zhong),包(bao)括全貼(tie)(tie)法、空鋪法、點貼(tie)(tie)法和條(tiao)貼(tie)(tie)法。那么防水(shui)卷材(cai)工(gong)程(cheng)的施(shi)工(gong)方法是(shi)什么呢?如何購買?以下(xia)是(shi)簡要介紹(shao):
如何建造(zao)防水層
1。首先,在(zai)工程施(shi)工過(guo)程中(zhong),防(fang)水(shui)卷(juan)材應(ying)(ying)平(ping)行于屋(wu)脊,自下而上鋪(pu)設,并(bing)遵循“高(gao)到(dao)低,遠到(dao)近”的施(shi)工順序。同時(shi),在(zai)鋪(pu)設大型防(fang)水(shui)卷(juan)材之前(qian),應(ying)(ying)提前(qian)解(jie)決連接點的密封(feng)、附加層和屋(wu)面排水(shui)的集中(zhong)位置以及分離縫的空鋪(pu)。
2。其次,防水卷(juan)材(cai)搭接(jie)接(jie)頭應(ying)嚴(yan)密(mi),接(jie)頭應(ying)沿流(liu)向與鋼筋搭接(jie),其(qi)總寬(kuan)度不小(xiao)于50mm。左右房(fang)屋(wu)接(jie)縫上下間(jian)距250mm。同時,在房(fang)屋(wu)屋(wu)脊、排水(shui)溝、建筑物變形縫等區域進行施工斷面分(fen)區。
3防(fang)水(shui)卷材層應粘結牢(lao)固(gu),不得有明顯的(de)墻體空鼓、破損、移動、翹邊、起泡(pao)、起皺等現象。此外,防(fang)水(shui)建筑施工完(wan)成后(hou),蓄水(shui)試(shi)驗達到(dao)標準后(hou),可進行下一道(dao)工序(xu)。
4當采用熱熔法作(zuo)業時,在(zai)材料允(yun)許的情況下,可在(zai)-10℃的溫度下進行工(gong)(gong)程施(shi)工(gong)(gong),且(qie)不(bu)受(shou)季節限制,但在(zai)雨(yu)天(tian)和五級風天(tian)不(bu)能進行工(gong)(gong)程施(shi)工(gong)(gong)。此外,由于熱熔法工(gong)(gong)程施(shi)工(gong)(gong)極易發(fa)生(sheng)火(huo)災(zai),施(shi)工(gong)(gong)現(xian)場不(bu)可能有(you)其他動火(huo)作(zuo)業。如果(guo)平(ping)屋(wu)頂(ding)上(shang)有(you)易燃(ran)機械(xie)設備(bei),應注意工(gong)(gong)程施(shi)工(gong)(gong),防止發(fa)生(sheng)火(huo)災(zai)事(shi)故。
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